Heavy rain, steep slopes and climate change contributed to catastrophic eastern Ky. floods Ryan Van Velzer·September 16, 2022
Pittsburgh Regional Transit pledges to eliminate tailpipe emissions from its fleet by 2045 An-Li Herring·September 14, 2022
Centre County school district, governments and utilities hope to go solar in a group buy Emily Reddy·September 12, 2022
Pennsylvania recreation, conservation projects get historic boost LehighValleyNews.com·September 9, 2022
Flight 93 Crashed Among Coal Mines. Treating the Water There Was No Ordinary Project Madison Goldberg·September 9, 2022
In Pa. cities, street trees can help cool ever-hotter temps. But they present their own problems to solve Andriana Delagarza·September 8, 2022
